package Day26;

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner in = new Scanner(System.in);

        while (in.hasNextDouble()) {

            double n = in.nextDouble();
            double r = in.nextDouble();

            System.out.println(n > 2*3.13*r ? "No" : "Yes");
        }

    }

    public static int jumpFloorII (int number) {

        return (int)Math.pow(2, number - 1);

    }

}
